Home / 88,444.32-132,730.60-66,317.28

Finding the Fourth Proportional to 88,444.32, 132,730.60 and 66,317.28

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Solution

The fourth proportional to 88,444.32, 132,730.60 and 66,317.28 is: 99,524.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,444.32 : 132,730.60 = 66,317.28 : x
  2. Step 2: Convert to fraction form
    88,444.32/132,730.60 = 66,317.28/x
  3. Step 3: Cross multiply
    88,444.32x = 132,730.60 × 66,317.28
  4. Step 4: Simplify right side
    88,444.32x = 8,802,332,364.77
  5. Step 5: Solve for x
    x = 8,802,332,364.77/88,444.32
  6. Step 6: Final answer
    x = 99,524.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.